linux-kernel - [PATCH 03/10] powerpc: rename iommu_num_pages function to iommu_nr

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Message-ID: <1217865890-3593-4-git-send-email-joerg.roedel@amd.com>
Date:	Mon, 4 Aug 2008 18:04:43 +0200
From:	Joerg Roedel <joerg.roedel@....com>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	mingo@...hat.com, tglx@...utronix.de, hpa@...or.com,
	rth@...ddle.net, paulus@...ba.org, benh@...nel.crashing.org,
	davem@...emloft.net,
	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>,
	Muli Ben-Yehuda <muli@...ibm.com>,
	linux-kernel@...r.kernel.org, Joerg Roedel <joerg.roedel@....com>
Subject: [PATCH 03/10] powerpc: rename iommu_num_pages function to iommu_nr_pages

This is a preparation patch for introducing a generic iommu_num_pages function.

Signed-off-by: Joerg Roedel <joerg.roedel@....com>
---
 arch/powerpc/kernel/iommu.c |   12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c
index 550a193..e2cf632 100644
--- a/arch/powerpc/kernel/iommu.c
+++ b/arch/powerpc/kernel/iommu.c
@@ -51,7 +51,7 @@ static int protect4gb = 1;
 
 static void __iommu_free(struct iommu_table *, dma_addr_t, unsigned int);
 
-static inline unsigned long iommu_num_pages(unsigned long vaddr,
+static inline unsigned long iommu_nr_pages(unsigned long vaddr,
 					    unsigned long slen)
 {
 	unsigned long npages;
@@ -325,7 +325,7 @@ int iommu_map_sg(struct device *dev, struct iommu_table *tbl,
 		}
 		/* Allocate iommu entries for that segment */
 		vaddr = (unsigned long) sg_virt(s);
-		npages = iommu_num_pages(vaddr, slen);
+		npages = iommu_nr_pages(vaddr, slen);
 		align = 0;
 		if (IOMMU_PAGE_SHIFT < PAGE_SHIFT && slen >= PAGE_SIZE &&
 		    (vaddr & ~PAGE_MASK) == 0)
@@ -418,7 +418,7 @@ int iommu_map_sg(struct device *dev, struct iommu_table *tbl,
 			unsigned long vaddr, npages;
 
 			vaddr = s->dma_address & IOMMU_PAGE_MASK;
-			npages = iommu_num_pages(s->dma_address, s->dma_length);
+			npages = iommu_nr_pages(s->dma_address, s->dma_length);
 			__iommu_free(tbl, vaddr, npages);
 			s->dma_address = DMA_ERROR_CODE;
 			s->dma_length = 0;
@@ -452,7 +452,7 @@ void iommu_unmap_sg(struct iommu_table *tbl, struct scatterlist *sglist,
 
 		if (sg->dma_length == 0)
 			break;
-		npages = iommu_num_pages(dma_handle, sg->dma_length);
+		npages = iommu_nr_pages(dma_handle, sg->dma_length);
 		__iommu_free(tbl, dma_handle, npages);
 		sg = sg_next(sg);
 	}
@@ -584,7 +584,7 @@ dma_addr_t iommu_map_single(struct device *dev, struct iommu_table *tbl,
 	BUG_ON(direction == DMA_NONE);
 
 	uaddr = (unsigned long)vaddr;
-	npages = iommu_num_pages(uaddr, size);
+	npages = iommu_nr_pages(uaddr, size);
 
 	if (tbl) {
 		align = 0;
@@ -617,7 +617,7 @@ void iommu_unmap_single(struct iommu_table *tbl, dma_addr_t dma_handle,
 	BUG_ON(direction == DMA_NONE);
 
 	if (tbl) {
-		npages = iommu_num_pages(dma_handle, size);
+		npages = iommu_nr_pages(dma_handle, size);
 		iommu_free(tbl, dma_handle, npages);
 	}
 }
-- 
1.5.3.7


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